From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next 0/2] hv_netvsc: Eliminate memory allocation in the send path Date: Tue, 31 Mar 2015 14:12:52 -0400 (EDT) Message-ID: <20150331.141252.1285173813259299502.davem@davemloft.net> References: <1427688478-27950-1-git-send-email-kys@microsoft.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: olaf@aepfle.de, netdev@vger.kernel.org, jasowang@redhat.com, linux-kernel@vger.kernel.org, apw@canonical.com, devel@linuxdriverproject.org To: kys@microsoft.com Return-path: In-Reply-To: <1427688478-27950-1-git-send-email-kys@microsoft.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" List-Id: netdev.vger.kernel.org From: "K. Y. Srinivasan" Date: Sun, 29 Mar 2015 21:07:58 -0700 > The network protocol used to communicate with the host is the remote ndis (rndis) > protocol. We need to decorate each outgoing packet with a rndis header and > additional rndis state (rndis per-packet state). To manage this state, we > currently allocate memory in the transmit path. Eliminate this allocation by > requesting additional head room in the skb. Series applied, thanks.